Fastener for a folder



FIG. 1 is a top perspective view of a fastener for a folder showing an embodiment of our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof; and,

FIG. 8 is a perspective view of an embodiment attached to a folder.

The portions shown in phantom lines are not part of the claimed invention, but are included to show environment. 

The ornamental design for a fastener for a folder, as shown and described. 